import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/* Router Modules */
// import componentsRouter from './modules/components'
// import chartsRouter from './modules/charts'
// import tableRouter from './modules/table'
// import nestedRouter from './modules/nested'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [{
  path: '/redirect',
  component: Layout,
  hidden: true,
  children: [{
    path: '/redirect/:path(.*)',
    component: () => import('@/views/redirect/index')
  }]
},
{
  path: '/login',
  component: () => import('@/views/login/index'),
  hidden: true
},
{
  path: '/auth-redirect',
  component: () => import('@/views/login/auth-redirect'),
  hidden: true
},
{
  path: '/404',
  component: () => import('@/views/error-page/404'),
  hidden: true
},
{
  path: '/401',
  component: () => import('@/views/error-page/401'),
  hidden: true
},
{
  path: '/',
  component: Layout,
  redirect: '/dashboard',
  children: [{
    path: 'dashboard',
    component: () => import('@/views/dashboard/index'),
    name: 'Dashboard',
    meta: {
      title: '我的待办',
      icon: 'dashboard',
      affix: true
    }
  }]
},
{
  path: '/profile',
  component: Layout,
  redirect: '/profile/index',
  hidden: true,
  children: [{
    path: 'index',
    component: () => import('@/views/profile/index'),
    name: 'Profile',
    meta: {
      title: 'Profile',
      icon: 'user',
      noCache: true
    }
  }]
}
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [
  /** when your routing map is too long, you can split it into small modules **/
  // componentsRouter,
  // chartsRouter,
  // nestedRouter,
  // tableRouter,

  // {
  //   path: '/example',
  //   component: Layout,
  //   redirect: '/example/list',
  //   name: 'Example',
  //   meta: {
  //     title: 'Example',
  //     icon: 'example'
  //   },
  //   children: [{
  //       path: 'create',
  //       component: () => import('@/views/example/create'),
  //       name: 'CreateArticle',
  //       meta: {
  //         title: 'Create Article',
  //         icon: 'edit'
  //       }
  //     },
  //     {
  //       path: 'edit/:id(\\d+)',
  //       component: () => import('@/views/example/edit'),
  //       name: 'EditArticle',
  //       meta: {
  //         title: 'Edit Article',
  //         noCache: true,
  //         activeMenu: '/example/list'
  //       },
  //       hidden: true
  //     },
  //     {
  //       path: 'list',
  //       component: () => import('@/views/example/list'),
  //       name: 'ArticleList',
  //       meta: {
  //         title: 'Article List',
  //         icon: 'list'
  //       }
  //     }
  //   ]
  // },

  // {
  //   path: '/tab',
  //   component: Layout,
  //   children: [{
  //     path: 'index',
  //     component: () => import('@/views/tab/index'),
  //     name: 'Tab',
  //     meta: {
  //       title: 'Tab',
  //       icon: 'tab'
  //     }
  //   }]
  // },

  // {
  //   path: '/error',
  //   component: Layout,
  //   redirect: 'noRedirect',
  //   name: 'ErrorPages',
  //   meta: {
  //     title: 'Error Pages',
  //     icon: '404'
  //   },
  //   children: [{
  //       path: '401',
  //       component: () => import('@/views/error-page/401'),
  //       name: 'Page401',
  //       meta: {
  //         title: '401',
  //         noCache: true
  //       }
  //     },
  //     {
  //       path: '404',
  //       component: () => import('@/views/error-page/404'),
  //       name: 'Page404',
  //       meta: {
  //         title: '404',
  //         noCache: true
  //       }
  //     }
  //   ]
  // },

  // {
  //   path: '/error-log',
  //   component: Layout,
  //   children: [{
  //     path: 'log',
  //     component: () => import('@/views/error-log/index'),
  //     name: 'ErrorLog',
  //     meta: {
  //       title: 'Error Log',
  //       icon: 'bug'
  //     }
  //   }]
  // },

  // {
  //   path: '/excel',
  //   component: Layout,
  //   redirect: '/excel/export-excel',
  //   name: 'Excel',
  //   meta: {
  //     title: 'Excel',
  //     icon: 'excel'
  //   },
  //   children: [{
  //       path: 'export-excel',
  //       component: () => import('@/views/excel/export-excel'),
  //       name: 'ExportExcel',
  //       meta: {
  //         title: 'Export Excel'
  //       }
  //     },
  //     {
  //       path: 'export-selected-excel',
  //       component: () => import('@/views/excel/select-excel'),
  //       name: 'SelectExcel',
  //       meta: {
  //         title: 'Export Selected'
  //       }
  //     },
  //     {
  //       path: 'export-merge-header',
  //       component: () => import('@/views/excel/merge-header'),
  //       name: 'MergeHeader',
  //       meta: {
  //         title: 'Merge Header'
  //       }
  //     },
  //     {
  //       path: 'upload-excel',
  //       component: () => import('@/views/excel/upload-excel'),
  //       name: 'UploadExcel',
  //       meta: {
  //         title: 'Upload Excel'
  //       }
  //     }
  //   ]
  // },

  // {
  //   path: '/zip',
  //   component: Layout,
  //   redirect: '/zip/download',
  //   alwaysShow: true,
  //   name: 'Zip',
  //   meta: {
  //     title: 'Zip',
  //     icon: 'zip'
  //   },
  //   children: [{
  //     path: 'download',
  //     component: () => import('@/views/zip/index'),
  //     name: 'ExportZip',
  //     meta: {
  //       title: 'Export Zip'
  //     }
  //   }]
  // },

  // {
  //   path: '/pdf',
  //   component: Layout,
  //   redirect: '/pdf/index',
  //   children: [{
  //     path: 'index',
  //     component: () => import('@/views/pdf/index'),
  //     name: 'PDF',
  //     meta: {
  //       title: 'PDF',
  //       icon: 'pdf'
  //     }
  //   }]
  // },
  // {
  //   path: '/pdf/download',
  //   component: () => import('@/views/pdf/download'),
  //   hidden: true
  // },

  // {
  //   path: '/theme',
  //   component: Layout,
  //   children: [{
  //     path: 'index',
  //     component: () => import('@/views/theme/index'),
  //     name: 'Theme',
  //     meta: {
  //       title: 'Theme',
  //       icon: 'theme'
  //     }
  //   }]
  // },

  // {
  //   path: '/clipboard',
  //   component: Layout,
  //   children: [{
  //     path: 'index',
  //     component: () => import('@/views/clipboard/index'),
  //     name: 'ClipboardDemo',
  //     meta: {
  //       title: 'Clipboard',
  //       icon: 'clipboard'
  //     }
  //   }]
  // },

  // {
  //   path: 'external-link',
  //   component: Layout,
  //   children: [{
  //     path: 'https://github.com/PanJiaChen/vue-element-admin',
  //     meta: {
  //       title: 'External Link',
  //       icon: 'link'
  //     }
  //   }]
  // },

  // 404 page must be placed at the end !!!
  {
    path: '*',
    redirect: '/404',
    hidden: true
  }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({
    y: 0
  }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
